kernel: exec: Save program state within thread

Signed-off-by: Ian Moffett <ian@osmora.org>

2 files changed, 5 insertions, 3 deletions

diff --git a/sys/include/sys/exec.h b/sys/include/sys/exec.h
index 810e89e..2c85010 100644
--- a/sys/include/sys/exec.h
+++ b/sys/include/sys/exec.h
@@ -30,7 +30,7 @@
 #ifndef _SYS_EXEC_H_
 #define _SYS_EXEC_H_
 
-#include <sys/proc.h>
+#include <sys/types.h>
 
 #if defined(_KERNEL)
 
@@ -52,6 +52,8 @@
     STACK_PUSH(PTR, VAL);       \
     STACK_PUSH(PTR, TAG);
 
+struct proc;
+
 struct exec_range {
     paddr_t start;
     paddr_t end;
diff --git a/sys/include/sys/proc.h b/sys/include/sys/proc.h
index ab13536..cf76e80 100644
--- a/sys/include/sys/proc.h
+++ b/sys/include/sys/proc.h
@@ -36,6 +36,7 @@
 #include <sys/param.h>
 #include <sys/cdefs.h>
 #include <sys/syscall.h>
+#include <sys/exec.h>
 #if defined(_KERNEL)
 #include <machine/frame.h>
 #include <machine/pcb.h>
@@ -46,10 +47,9 @@
 #define PROC_STACK_PAGES 8
 #define PROC_STACK_SIZE  (PROC_STACK_PAGES * DEFAULT_PAGESIZE)
 
-struct exec_prog;
-
 struct proc {
     pid_t pid;
+    struct exec_prog exec;
     struct trapframe tf;
     struct pcb pcb;
     size_t priority;